Internal and external circulation IC anaerobic reaction tank

Abstract

The utility model discloses an internal and external circulation IC (internal circulation) anaerobic reaction tank, which belongs to the technical field of IC anaerobic reactors and comprises a tank body, a plurality of groups of support columns are mounted at the bottom of the tank body, a gas-liquid separator is mounted at the top of the tank body, and a three-phase separator is mounted on the inner wall of the tank body. A second flow rising pipe is installed between the three-phase separator and the gas-liquid separator, the gas-liquid separator is provided with a first flow rising pipe and a backflow pipe, liquid enters the bottom of the tank body again through the backflow pipe and pushes a turbofan to rotate at the same time, the turbofan drives a connecting plate provided with a cleaning assembly to rotate through a transmission rod, and the cleaning assembly is arranged on the connecting plate. The cleaning assembly continuously removes dirt attached to the inner wall of the tank body, and potential energy of liquid is converted into kinetic energy to control the cleaning assembly to achieve the effect of cleaning the inner wall of the tank body.

Description

Technical Field

[0001] The utility model relates to the technical field of IC anaerobic reactors, and more specifically to an internal and external circulation IC anaerobic reaction tank. Background Art

[0002] IC anaerobic reactor is an internal circulation anaerobic reactor, which is composed of two three-phase reactors in series and two upper and lower reaction chambers. Wastewater flows from bottom to top in the reactor, pollutants are adsorbed and degraded by bacteria, and purified water flows out from the upper part of the reactor.

[0003] The existing Chinese patent publication number is CN217458985U, which is an IC anaerobic 3-cycle reactor that is easy to clean the inner wall. The reactor comprises a reaction tank and a gas-liquid separator. A primary three-phase separator and a secondary three-phase separator are sequentially arranged inside the reaction tank, and an inspection hole is opened on one side of the reaction tank. A baffle is arranged inside the inspection hole, and a rubber ring is arranged on the inner wall of the inspection hole. A sealing ring is sleeved on the surface of the baffle.

[0004] Another problem with the above device is that the staff is required to manually clean the inner wall of the reaction tank, which increases the workload of the staff. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides an internal and external circulation IC anaerobic reaction tank to solve the above-mentioned problems.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an internal and external circulation IC anaerobic reaction tank, comprising a tank body, the bottom of which is equipped with a plurality of support columns, characterized in that: a gas-liquid separator is installed on the top of the tank body, a three-phase separator is installed on the inner wall of the tank body, a second riser is installed between the three-phase separator and the gas-liquid separator, the gas-liquid separator is respectively equipped with a first riser and a return pipe, the first riser and the return pipe both pass through the three-phase separator, and a drain is installed on the outer wall of the gas-liquid separator. air pipe, a drain pipe is installed on the side wall of the tank body above the three-phase separator, a sewage pipe and a circular pipe are respectively installed on the bottom of the tank body, a water supply pipe is installed on the outer wall of the lower end of the tank body, a limiting assembly is installed at the bottom of the first riser, a filter plate is installed between the limiting assembly and the first riser, several groups of mounting plates are installed on the inner wall of the lower end of the return pipe, turbofans are rotatably connected to the bottom of several groups of mounting plates, a transmission rod is installed at the bottom of the turbofan, a connecting plate is installed at the bottom of the transmission rod, and a cleaning assembly is installed at the other end of the connecting plate.

[0009] Preferably, the cleaning assembly comprises a strip plate, a limiting groove is provided on the top of the strip plate, the inner wall of the limiting groove is slidably connected to the limiting strip, a scraper is installed on the outer wall of the limiting strip, and the outer wall of the scraper is in close contact with the inner wall of the tank body.

[0010] Preferably, the limiting assembly includes a limiting block, a baffle, an annular plate and limiting grooves 2, a plurality of groups of limiting grooves 2 are provided at the bottom of the first riser, the inner wall of the limiting grooves 2 is slidably connected to the limiting block, and the outer wall of the filter plate is fixedly connected to the outer wall of the limiting block.

[0011] Preferably, the annular plate is rotatably connected to the outer wall of the first riser, and a plurality of groups of baffles are fixedly connected to the bottom of the annular plate, and the baffles are in close contact with the bottom of the limiting block.

[0012] Preferably, a side door is installed on the outer wall of the tank body through a hinge, and a handle is installed on the outer wall of the side door.

[0013] Preferably, a one-way valve is installed inside the reflux pipe.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides an internal and external circulation IC anaerobic reaction tank, which has the following beneficial effects:

[0016] When the liquid re-enters the bottom of the tank through the reflux pipe, the liquid will push the turbofan to rotate. The turbofan drives the connecting plate installed with the cleaning component to rotate through the transmission rod, so that the cleaning component can continuously remove the dirt attached to the inner wall of the tank. By converting the potential energy of the liquid into kinetic energy, the cleaning component can be controlled to reach the inner wall of the tank for cleaning effect.

[0017] At the same time, the filter plate arranged inside the first riser through the limiting assembly can block the solid particles in the gas and liquid produced by the reaction at the bottom of the tank outside the first riser, preventing fixed particles from entering the gas-liquid separator and causing blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic structural diagram of a preferred embodiment of a novel internal-external circulation IC anaerobic reaction tank provided by the utility model;

[0019] Figure 2 for Figure 1 A schematic diagram of the internal structure of the tank shown;

[0020] Figure 3 for Figure 1 A schematic diagram of the structure of the return pipe shown;

[0021] Figure 4 for Figure 1A schematic structural diagram of the connecting plate structure shown;

[0022] Figure 5 for Figure 2 An enlarged schematic diagram of part A is shown;

[0023] Figure 6 for Figure 3 An enlarged schematic diagram of part B is shown;

[0024] Figure 7 for Figure 4 An enlarged schematic diagram of part C is shown;

[0025] Figure 8 for Figure 4 An enlarged schematic diagram of part D is shown.

[0026] In the figure: 1. rubber cylinder; 2. mounting plate; 3. supporting leg; 4. cylinder cover; 5. water pipe; 6. motor; 7. rectangular groove; 8. cover plate; 9. rubber supply hose; 10. stirring blade; 11. round rod one; 12. scraper one; 13. connecting rod; 14. scraper two; 15. hinge; 16. semicircular block; 17. ring; 18. convex block; 19. groove; 20. round block; 21. nut one; 22. rectangular block; 23. telescopic component; 231. cylinder; 232. round rod two; 233. external thread; 234. nut two; 24. handle; 25. slider; 26. baffle; 27. limit rod; 28. limit groove; 29. ​​round groove; 30. spring; 31. telescopic rod. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-8 , the utility model provides a technical solution:

[0029] An internal and external circulation IC anaerobic reaction tank, comprising a tank body 1, wherein a plurality of support columns 9 are installed at the bottom of the tank body 1, characterized in that: a gas-liquid separator 2 is installed at the top of the tank body 1, a three-phase separator 18 is installed on the inner wall of the tank body 1, a second riser 11 is installed between the three-phase separator 18 and the gas-liquid separator 2, a first riser 12 and a return pipe 17 are installed on the gas-liquid separator 2, respectively, the first riser 12 and the return pipe 17 both penetrate the three-phase separator 18, an exhaust pipe 3 is installed on the outer wall of the gas-liquid separator 2, and the tank body located above the three-phase separator 18 A drain pipe 10 is installed on the side wall of the tank body 1, a sewage pipe 8 and a round pipe 13 are installed on the bottom of the tank body 1, a water supply pipe 7 is installed on the outer wall of the lower end of the tank body 1, a limit assembly 21 is installed on the bottom of the first riser 12, a filter plate 20 is installed between the limit assembly 21 and the first riser 12, a plurality of groups of mounting plates 23 are installed on the inner wall of the lower end of the return pipe 17, a plurality of groups of mounting plates 23 are rotatably connected to the bottom of the turbofan 22, a transmission rod 19 is installed on the bottom of the turbofan 22, a connecting plate 15 is installed on the bottom of the transmission rod 19, and a cleaning assembly 14 is installed on the other end of the connecting plate 15.

[0030] Furthermore, the cleaning assembly 14 includes a strip plate 141, a limiting groove 142 is provided on the top of the strip plate 141, the inner wall of the limiting groove 142 is slidably connected to a limiting strip 143, the outer wall of the limiting strip 143 is installed with a scraper 144, the outer wall of the scraper 144 is in close contact with the inner wall of the tank body 1, and when the turbofan 22 rotates, the transmission rod 19 drives the strip plate 141 to rotate along the inner wall of the tank body 1 through the connecting plate 15, so that the scraper 144 scrapes off the dirt attached to the inner wall of the tank body 1.

[0031] Furthermore, the limiting assembly 21 includes a limiting block 211, a baffle 212, an annular plate 213 and a limiting groove 214. A plurality of groups of limiting grooves 214 are provided at the bottom of the first riser 12. The inner wall of the limiting groove 214 is slidably connected to the limiting block 211, and the outer wall of the filter plate 20 is fixedly connected to the outer wall of the limiting block 211.

[0032] Furthermore, the annular plate 213 is rotatably connected to the outer wall of the first riser 12, and several groups of baffles 212 are fixedly connected to the bottom of the annular plate 213. The baffles 212 are in close contact with the bottom of the limit block 211. The annular plate 213 is rotated to make the baffle 212 leave the entrance end of the second limit groove 214, thereby facilitating the removal and replacement of the filter plate 20 installed with the limit block 211 from the inside of the second limit groove 214.

[0033] Furthermore, a side door 4 is installed on the outer wall of the tank body 1 through a hinge 6, a handle 5 is installed on the outer wall of the side door 4, and a sealing ring is provided at the connection between the side door 4 and the tank body 1.

[0034] Furthermore, a one-way valve 16 is installed inside the reflux pipe 17 . The one-way valve 16 prevents gas from moving upward from the bottom of the reflux pipe 17 and affecting the liquid from flowing down from the upper end of the reflux pipe 17 .

[0035] Working principle: when in use, the organic wastewater to be treated is transported to the inside of the tank body 1 through the circular tube 13, and the gas and liquid generated after the fermentation of the wastewater enter the gas-liquid separator 2 through the first riser 12, and after separation through the three-phase separator 18 located on the lower side, the generated gas enters the inside of the gas-liquid separator 2 through the second riser 11. After separation by the gas-liquid separator 2, the gas is discharged and collected through the exhaust pipe 3. When the liquid re-enters the bottom of the tank body 1 through the reflux pipe 17, the liquid will push the turbofan 22 to rotate. The turbofan 22 drives the connecting plate 15 equipped with the cleaning component 14 to rotate through the transmission rod 19, so that the cleaning component 14 continuously removes the dirt attached to the inner wall of the tank body 1. At the same time, the filter plate 20 set by the limit component 21 inside the first riser 12 can block the solid particles in the gas and liquid generated by the reaction at the bottom of the tank body 1 outside the first riser 12, so as to prevent fixed particles from entering the gas-liquid separator 2 and causing blockage.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An internal and external circulation IC anaerobic reaction tank, comprising a tank body (1), wherein a plurality of support columns (9) are installed at the bottom of the tank body (1), characterized in that: A gas-liquid separator (2) is installed on the top of the tank body (1), a three-phase separator (18) is installed on the inner wall of the tank body (1), a second riser (11) is installed between the three-phase separator (18) and the gas-liquid separator (2), the gas-liquid separator (2) is respectively installed with a first riser (12) and a return pipe (17), the first riser (12) and the return pipe (17) both pass through the three-phase separator (18), an exhaust pipe (3) is installed on the outer wall of the gas-liquid separator (2), a drain pipe (10) is installed on the side wall of the tank body (1) above the three-phase separator (18), and a gas-liquid separator (2) is respectively installed on the bottom of the tank body (1). A sewage discharge pipe (8) and a circular pipe (13) are provided. A water supply pipe (7) is installed on the outer wall of the lower end of the tank body (1). A limit assembly (21) is installed at the bottom of the first riser (12). A filter plate (20) is installed between the limit assembly (21) and the first riser (12). A plurality of groups of mounting plates (23) are installed on the inner wall of the lower end of the return pipe (17). The bottoms of the plurality of groups of mounting plates (23) are rotatably connected to turbofans (22). A transmission rod (19) is installed at the bottom of the turbofan (22). A connecting plate (15) is installed at the bottom of the transmission rod (19). A cleaning assembly (14) is installed at the other end of the connecting plate (15).

2. The internal and external circulation IC anaerobic reaction tank according to claim 1, characterized in that: The cleaning assembly (14) comprises a strip plate (141), a limiting groove (142) is provided on the top of the strip plate (141), the inner wall of the limiting groove (142) is slidably connected to a limiting strip (143), a scraper (144) is installed on the outer wall of the limiting strip (143), and the outer wall of the scraper (144) is in close contact with the inner wall of the tank body (1).

3. The internal-external circulation IC anaerobic reaction tank according to claim 1, characterized in that: The limiting assembly (21) comprises a limiting block (211), a baffle (212), an annular plate (213) and limiting grooves (214); a plurality of groups of limiting grooves (214) are provided at the bottom of the first riser (12); the inner wall of the limiting grooves (214) is slidably connected to the limiting block (211); and the outer wall of the filter plate (20) is fixedly connected to the outer wall of the limiting block (211).

4. The internal-external circulation IC anaerobic reaction tank according to claim 3, characterized in that: The annular plate (213) is rotatably connected to the outer wall of the first riser (12), a plurality of groups of baffles (212) are fixedly connected to the bottom of the annular plate (213), and the baffles (212) are in close contact with the bottom of the limit block (211).

5. The internal-external circulation IC anaerobic reaction tank according to claim 1, characterized in that: A side door (4) is installed on the outer wall of the tank body (1) via a hinge (6), and a handle (5) is installed on the outer wall of the side door (4).

6. The internal-external circulation IC anaerobic reaction tank according to claim 1, characterized in that: A one-way valve (16) is installed inside the reflux pipe (17).

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